code: def process(self):
      super().process()
  
file_path: torch-points3d/torch_points3d/datasets/registration/testkaist.py
imports: import gdown
  import os
  import logging
  import sys
  from zipfile import ZipFile
  from torch_points3d.datasets.registration.basetest import BasePCRBTest
  from torch_points3d.datasets.base_dataset import BaseDataset
  from torch_points3d.datasets.registration.base_siamese_dataset import BaseSiameseDataset
  from torch_points3d.datasets.registration.utils import files_exist
  from torch_points3d.datasets.registration.utils import makedirs
label_desc: Use image node_id 3 for calling the TestPairKaist obj's underlying member method code with example usage: obj.process() without return types